Positioning and pressing tool for magnetic sealing ring assembly of engine

The utility model belongs to the technical field of installation of engine sealing assemblies, and particularly relates to a positioning and pressing tool for an engine magnetic sealing ring assembly, the pressing tool comprises a fixing plate, a center screw and a pressing head, the pressing head comprises a connecting part and a sleeving part, and the diameter of the connecting part is larger than that of the sleeving part; the fixing plate and the casing shell are fixed through a connecting bolt, a first threaded hole is formed in the center of the fixing plate, the first threaded hole and the mounting hole are located on the same axis, a center screw is connected in the first threaded hole, the tail end of the center screw is connected with the connecting part, and the magnetic sealing ring assembly is arranged on the outer wall of the sleeving part in a sleeving mode. According to the tool, the pressing force of the rotating pull rod is used for maintaining the pressure of the magnetic ring, manpower is